Imagined planets, ecosystems and creatures show how diverse alien biology could become.

A nutrition scientist applies metabolism, biology and food science to one of science fiction's oldest questions.

Set in the year 2120, about 20 years before Ridley Scott’s original 1979 Alien movie, the series explores a world where massive corporations are racing to weaponize alien biology. So, instead of ...

Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn’t frightening enough. An outlandish study asserts that aliens might have abducted us ...

Avi Loeb has suggested that humans themselves may be 'intelligent, self-replicating and self-repairing autonomous probes' ...